AMD Radeon HD 8770 OEM vs AMD Radeon RX Vega 64

VS

AMD Radeon HD 8770 OEM

AMD Radeon RX Vega 64

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8770 OEM and 8GB VRAM Radeon RX Vega 64 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 295W)

AMD Radeon RX Vega 64 's Advantages

Released 3 years and 11 months late

Boost Clock1546MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (483.8GB/s vs 96.00GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770 OEM

1.882 TFLOPS

Radeon RX Vega 64 +572%

12.66 TFLOPS

Radeon HD 8770 OEM

VS

Radeon RX Vega 64

Graphics Card

Sep 2013

Release Date

Aug 2017

Sea Islands

Generation

Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1247 MHz

-

Boost Clock

1546 MHz

1500 MHz

Memory Clock

945 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

2048bit

96.00GB/s

Bandwidth

483.8GB/s

Render Config

14

Compute Units

64

-

896

Shading Units

4096

56

TMUs

256

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

98.94 GPixel/s

58.80 GTexel/s

Texture Rate

395.8 GTexel/s

-

FP16 (half)

25.33 TFLOPS

1.882 TFLOPS

FP32 (float)

12.66 TFLOPS

117.6 GFLOPS

FP64 (double)

791.6 GFLOPS

Board Design

85W

TDP

295W

250 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Bonaire

GPU Name

Vega 10

Bonaire XT (215-0839039)

GPU Variant

Vega 10 XT (215-0894200)

GCN 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.08 billion

Transistors

12.5 billion

160 mm²

Die Size

495 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

6.3

Shader Model

6.4

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